Parameters |
Mounting Type |
Surface Mount |
Package / Case |
20-WFQFN Exposed Pad |
Supplier Device Package |
20-QFN (3x4) |
Base Product Number |
LTC3891 |
RoHS Status |
ROHS3 Compliant |
Moisture Sensitivity Level (MSL) |
1 (Unlimited) |
REACH Status |
REACH Unaffected |
ECCN |
EAR99 |
HTSUS |
8542.39.0001 |
Standard Package |
2,500 |
Mfr |
Analog Devices Inc. |
Series |
- |
Package |
Tape & Reel (TR) |
Product Status |
Active |
Output Type |
Transistor Driver |
Function |
Step-Down |
Output Configuration |
Positive |
Topology |
Buck |
Number of Outputs |
1 |
Output Phases |
1 |
Voltage - Supply (Vcc/Vdd) |
4V ~ 60V |
Frequency - Switching |
105kHz ~ 835kHz, 350kHz ~ 535kHz |
Duty Cycle (Max) |
99% |
Synchronous Rectifier |
Yes |
Clock Sync |
No |
Serial Interfaces |
- |
Control Features |
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking |
Operating Temperature |
-55°C ~ 150°C (TJ) |
Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-QFN (3x4)